Modify the Settings
Click the gear on your Dashboard to see the settings options for your account. Select “Dashboard,” select the “Show Full Size Photos” option and then click the “Save” button.
Warnings
Photos and GIFs within notes located beneath a reblogged post, or Ask question post, won’t display at full size when you change the Dashboard settings. You must still manually click these images to enlarge them.
Disclaimer
Information in this article applies to Tumblr as of December 2013. It may vary slightly or significantly with other versions or products. Writer Bio
